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A261926 as a simple table

na(n)
13
23
33
46
53
63
76
89
95
106
115
127
139
145
156
163
173
186
199
205
217
225
239
243
255
263
276
283
293
306
3110
326
337
347
359
365
375
385
397
407
415
425
439
449
459
465
476
483
493
506
519
525
536
545
557
5610
576
587
593
606
619
627
637
649

[3,3,3,6,3,3,6,9,5,6,5,7,9,5,6,3,3,6,9,5,7,5,9,3,
 5,3,6,3,3,6,10,6,7,7,9,5,5,5,7,7,5,5,9,9,9,5,6,3,
 3,6,9,5,6,5,7,10,6,7,3,6,9,7,7,9]